JP7378649B2 - 欠陥検出装置、欠陥検出方法、欠陥検出システムおよび回転電機の製造方法 - Google Patents

欠陥検出装置、欠陥検出方法、欠陥検出システムおよび回転電機の製造方法 Download PDF

Info

Publication number
JP7378649B2
JP7378649B2 JP2022575499A JP2022575499A JP7378649B2 JP 7378649 B2 JP7378649 B2 JP 7378649B2 JP 2022575499 A JP2022575499 A JP 2022575499A JP 2022575499 A JP2022575499 A JP 2022575499A JP 7378649 B2 JP7378649 B2 JP 7378649B2
Authority
JP
Japan
Prior art keywords
defect detection
detection device
magnet wire
electrode
conductive liquid
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
JP2022575499A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2022153821A1 (https=
JPWO2022153821A5 (https=
Inventor
貴浩 三澤
秀憲 猿渡
貞治 高橋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of JPWO2022153821A1 publication Critical patent/JPWO2022153821A1/ja
Publication of JPWO2022153821A5 publication Critical patent/JPWO2022153821A5/ja
Application granted granted Critical
Publication of JP7378649B2 publication Critical patent/JP7378649B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/22—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance
    • G01N27/24—Investigating the presence of flaws
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/92—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating breakdown voltage
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Electrochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Testing Relating To Insulation (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
JP2022575499A 2021-01-14 2021-12-23 欠陥検出装置、欠陥検出方法、欠陥検出システムおよび回転電機の製造方法 Active JP7378649B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021003909 2021-01-14
JP2021003909 2021-01-14
PCT/JP2021/047803 WO2022153821A1 (ja) 2021-01-14 2021-12-23 欠陥検出装置、欠陥検出方法、欠陥検出システムおよび回転電機の製造方法

Publications (3)

Publication Number Publication Date
JPWO2022153821A1 JPWO2022153821A1 (https=) 2022-07-21
JPWO2022153821A5 JPWO2022153821A5 (https=) 2023-03-02
JP7378649B2 true JP7378649B2 (ja) 2023-11-13

Family

ID=82447273

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022575499A Active JP7378649B2 (ja) 2021-01-14 2021-12-23 欠陥検出装置、欠陥検出方法、欠陥検出システムおよび回転電機の製造方法

Country Status (3)

Country Link
JP (1) JP7378649B2 (https=)
CN (1) CN116670503B (https=)
WO (1) WO2022153821A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023139910A1 (ja) * 2022-01-24 2023-07-27 三菱電機株式会社 巻線負荷再現装置、マグネットワイヤ絶縁被膜の検査装置、マグネットワイヤ絶縁被膜の検査方法、および回転電機の製造方法
CN116660789B (zh) * 2023-06-25 2024-02-20 新疆天成鲁源电气工程有限公司 一种用于电缆的智能带电检测装置
CN119001376B (zh) * 2024-10-23 2025-03-11 中国电建集团山东电力建设第一工程有限公司 测量装置

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004347523A (ja) 2003-05-23 2004-12-09 Hitachi Ltd コイルの絶縁特性試験方法
JP2006300532A (ja) 2005-04-15 2006-11-02 Toyota Motor Corp コイルの品質検査方法、及び、コイルの品質検査装置
JP2009236887A (ja) 2008-03-28 2009-10-15 Furukawa Electric Co Ltd:The 絶縁不良検出用電極構造および絶縁不良検出方法
JP2014182053A (ja) 2013-03-21 2014-09-29 Hitachi Metals Ltd 絶縁特性の検査装置、絶縁特性の検査方法及び絶縁電線の製造方法
JP2016180629A (ja) 2015-03-23 2016-10-13 日立金属株式会社 部分放電測定方法および部分放電測定装置、並びに絶縁電線の製造方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5324626B1 (https=) * 1967-07-10 1978-07-21
JPH02222845A (ja) * 1989-02-23 1990-09-05 Showa Electric Wire & Cable Co Ltd 試験ケーブルの放電点検知方法
JPH05332981A (ja) * 1992-06-02 1993-12-17 Fujikura Ltd 絶縁被覆層のピンホール等の検査方法及び検査装置
JPH08211115A (ja) * 1995-02-06 1996-08-20 Toshiba Corp 被覆電線用絶縁被膜劣化診断装置
CN1214509C (zh) * 2001-09-06 2005-08-10 建准电机工业股份有限公司 直流马达及其线圈绕线方法
JP3614141B2 (ja) * 2002-02-25 2005-01-26 日産自動車株式会社 コイル傷検査装置、およびその方法
JP2006098362A (ja) * 2004-09-30 2006-04-13 Kobe Steel Ltd 絶縁性薄膜の欠陥検出方法
KR200418696Y1 (ko) * 2006-03-27 2006-06-14 여상현 선재의 재권취장치
JP5108251B2 (ja) * 2006-04-26 2012-12-26 住友電気工業株式会社 絶縁電線およびこれを用いた電気コイル
CN101329305A (zh) * 2008-07-25 2008-12-24 常熟泓淋电线电缆有限公司 导线检测装置
JP5839986B2 (ja) * 2011-12-26 2016-01-06 日産自動車株式会社 検査方法および検査システム
CN107209226A (zh) * 2015-03-12 2017-09-26 三菱电机株式会社 电动机的绝缘检查装置以及电动机的绝缘检查方法
CN104965152B (zh) * 2015-05-29 2018-01-26 广西电网有限责任公司电力科学研究院 一种电缆绝缘状态诊断方法及诊断装置
CN106442716B (zh) * 2016-11-04 2019-08-13 西安交通大学 一种复合绝缘子内部缺陷检测方法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004347523A (ja) 2003-05-23 2004-12-09 Hitachi Ltd コイルの絶縁特性試験方法
JP2006300532A (ja) 2005-04-15 2006-11-02 Toyota Motor Corp コイルの品質検査方法、及び、コイルの品質検査装置
JP2009236887A (ja) 2008-03-28 2009-10-15 Furukawa Electric Co Ltd:The 絶縁不良検出用電極構造および絶縁不良検出方法
JP2014182053A (ja) 2013-03-21 2014-09-29 Hitachi Metals Ltd 絶縁特性の検査装置、絶縁特性の検査方法及び絶縁電線の製造方法
JP2016180629A (ja) 2015-03-23 2016-10-13 日立金属株式会社 部分放電測定方法および部分放電測定装置、並びに絶縁電線の製造方法

Also Published As

Publication number Publication date
CN116670503A (zh) 2023-08-29
JPWO2022153821A1 (https=) 2022-07-21
CN116670503B (zh) 2026-03-10
WO2022153821A1 (ja) 2022-07-21

Similar Documents

Publication Publication Date Title
JP7378649B2 (ja) 欠陥検出装置、欠陥検出方法、欠陥検出システムおよび回転電機の製造方法
JPWO2022153821A5 (https=)
JP4706529B2 (ja) ワニス含浸状態の判定方法
EP1870721B1 (en) Insulation inspecting apparatus
JP7651062B2 (ja) コイル製造装置、コイル製造方法、ステーター製造方法および回転電機製造方法
KR20050087887A (ko) 소형 전기 기계의 비파괴 절연 시험 방법 및 장치
CN219429269U (zh) 具有电弱点检测功能的复卷机
JP7592196B2 (ja) 巻線負荷再現装置、マグネットワイヤ絶縁被膜の検査装置、マグネットワイヤ絶縁被膜の検査方法、および回転電機の製造方法
JP4775904B2 (ja) 巻線機
JP2004233182A (ja) 電動機の絶縁検査装置
JP2024099328A (ja) 回転電機の絶縁特性測定方法、回転電機
JPWO2023171570A5 (https=)
JPH0773418B2 (ja) 巻線の欠陥検出装置
JPH0484779A (ja) 電力ケーブルの部分放電検出方法
RU2145762C1 (ru) Устройство тестирования обмотки ротора
JP4286952B2 (ja) 回転機巻線の部分放電測定方法
JP2005121442A (ja) コイル絶縁検査装置
JPS59100877A (ja) 電気機器絶縁導体の絶縁欠陥検出法
KR100499907B1 (ko) 함침 절연 고압 회전기의 권선 단말에 설치 가능한 운전중부분방전 측정센서
JPH0833431B2 (ja) 高電圧回転機の絶縁劣化診断方法
JPH0270248A (ja) 回転電機の巻線の絶縁欠陥検出方法
Penrose A review of polarization index and IEEE Std. 43-2000
Omranipour et al. Effect of stress grading systems and guarding techniques on measured power factor and power factor tip-up of electric machinery stator windings
JPS5910916Y2 (ja) 界磁リ−ドの絶縁構造
JPS6260444A (ja) 巻線の欠陥検出装置

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20221214

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20221214

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20230816

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20230925

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20231003

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20231031

R151 Written notification of patent or utility model registration

Ref document number: 7378649

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R151